lost connection to test machine syzkaller login: qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x36d000) Warning: Permanently added '[localhost]:33232' (ED25519) to the list of known hosts. 2026/09/02 21:12:38 parsed 1 programs [ 89.963888][ T5287] cgroup: Unknown subsys name 'net' [ 90.036646][ T5287] cgroup: Unknown subsys name 'cpuset' [ 90.044645][ T5287] cgroup: Unknown subsys name 'rlimit' [ 91.885316][ T9] cfg80211: failed to load regulatory.db [ 110.460516][ T1025] ata1.00: exception Emask 0x0 SAct 0x200000 SErr 0x0 action 0x6 frozen [ 110.464965][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.468166][ T1025] ata1.00: cmd 61/68:a8:36:81:04/1b:00:00:00:00/40 tag 21 ncq dma 3592192 ou [ 110.468166][ T1025] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout) [ 110.476138][ T1025] ata1.00: status: { DRDY } [ 110.476277][ T1025] ata1: hard resetting link [ 110.801844][ T1025] ata1: SATA link up 1.5 Gbps (SStatus 113 SControl 300) [ 110.807041][ T1025] ata1.00: configured for UDMA/100 [ 110.809979][ T1025] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0x400000) [ 110.841645][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 110.841702][ T1025] ata1: failed to read log page 10h (errno=-5) [ 110.841747][ T1025] ata1.00: exception Emask 0x1 SAct 0x7c SErr 0x0 action 0x0 [ 110.841778][ T1025] ata1.00: irq_stat 0x41000000 [ 110.841809][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.841836][ T1025] ata1.00: cmd 61/00:10:36:e1:04/20:00:00:00:00/40 tag 2 ncq dma 4194304 ou [ 110.841836][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.841888][ T1025] ata1.00: status: { DRDY } [ 110.841919][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.841946][ T1025] ata1.00: cmd 61/00:18:36:01:05/20:00:00:00:00/40 tag 3 ncq dma 4194304 ou [ 110.841946][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.841996][ T1025] ata1.00: status: { DRDY } [ 110.842026][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.842053][ T1025] ata1.00: cmd 61/00:20:36:21:05/20:00:00:00:00/40 tag 4 ncq dma 4194304 ou [ 110.842053][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.842102][ T1025] ata1.00: status: { DRDY } [ 110.842609][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.842650][ T1025] ata1.00: cmd 61/00:28:36:41:05/20:00:00:00:00/40 tag 5 ncq dma 4194304 ou [ 110.842650][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.842703][ T1025] ata1.00: status: { DRDY } [ 110.842734][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 110.842760][ T1025] ata1.00: cmd 61/00:30:36:61:05/20:00:00:00:00/40 tag 6 ncq dma 4194304 ou [ 110.842760][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 110.842852][ T1025] ata1.00: status: { DRDY } [ 110.918094][ T1025] ata1.00: configured for UDMA/100 [ 110.929060][ T1025] ata1: EH complete qemu-system-x86_64: ahci: PRDT length for NCQ command (0x0) is smaller than the requested size (0xaf000) [ 111.036100][ T1025] ata1.00: Read log 0x10 page 0x00 failed, Emask 0x1 [ 111.039868][ T1025] ata1: failed to read log page 10h (errno=-5) [ 111.044058][ T1025] ata1.00: NCQ disabled due to excessive errors [ 111.047103][ T1025] ata1.00: exception Emask 0x1 SAct 0xc000 SErr 0x0 action 0x0 [ 111.051746][ T1025] ata1.00: irq_stat 0x41000000 [ 111.055089][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 111.059592][ T1025] ata1.00: cmd 61/78:70:c6:9a:05/05:00:00:00:00/40 tag 14 ncq dma 716800 out [ 111.059592][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 111.068201][ T1025] ata1.00: status: { DRDY } [ 111.070845][ T1025] ata1.00: failed command: WRITE FPDMA QUEUED [ 111.073807][ T1025] ata1.00: cmd 61/80:78:76:04:10/00:00:00:00:00/40 tag 15 ncq dma 65536 out [ 111.073807][ T1025] res 50/00:00:00:00:00/00:00:00:00:00/00 Emask 0x1 (device error) [ 111.083345][ T1025] ata1.00: status: { DRDY } [ 111.089874][ T1025] ata1.00: configured for UDMA/100 [ 111.095175][ T1025] ata1: EH complete [ 112.734320][ T5287] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 117.818328][ T5316] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 118.686502][ T1062] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.694600][ T1062] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 118.912266][ T180] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 118.916271][ T180] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 qemu-system-x86_64: hw/ide/core.c:925: ide_dma_cb: Assertion `prep_size >= 0 && prep_size <= n * 512' failed. Connection to localhost closed by remote host. syzkaller build log: go env (err=) AR='ar' CC='gcc' CGO_CFLAGS='-O2 -g' CGO_CPPFLAGS='' CGO_CXXFLAGS='-O2 -g' CGO_ENABLED='1' CGO_FFLAGS='-O2 -g' CGO_LDFLAGS='-O2 -g' CXX='g++' GCCGO='gccgo' GO111MODULE='auto' GOAMD64='v1' GOARCH='amd64' GOAUTH='netrc' GOBIN='' GOCACHE='/syzkaller/.cache/go-build' GOCACHEPROG='' GODEBUG='' GOENV='/syzkaller/.config/go/env' GOEXE='' GOEXPERIMENT='' GOFIPS140='off' GOFLAGS='' GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build174633353=/tmp/go-build -gno-record-gcc-switches' GOHOSTARCH='amd64' GOHOSTOS='linux' GOINSECURE='' GOMOD='/syzkaller/jobs/linux/gopath/src/github.com/google/syzkaller/go.mod' GOMODCACHE='/syzkaller/jobs/linux/gopath/pkg/mod' GONOPROXY='' GONOSUMDB='' GOOS='linux' GOPATH='/syzkaller/jobs/linux/gopath' GOPRIVATE='' GOPROXY='https://proxy.golang.org,direct' GOROOT='/usr/local/go' GOSUMDB='sum.golang.org' GOTELEMETRY='local' GOTELEMETRYDIR='/syzkaller/.config/go/telemetry' GOTMPDIR='' GOTOOLCHAIN='auto' GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64' GOVCS='' GOVERSION='go1.26.0' GOWORK='' PKG_CONFIG='pkg-config' git status (err=) HEAD detached at b6605ba8b9 nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env go list -f '{{.Stale}}' -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=b6605ba8b96835063c5eb766c38d27fac98b84d4 -X github.com/google/syzkaller/prog.gitRevisionDate=20251013-102005" ./sys/syz-sysgen | grep -q false || go install -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=b6605ba8b96835063c5eb766c38d27fac98b84d4 -X github.com/google/syzkaller/prog.gitRevisionDate=20251013-102005" ./sys/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=linux GOARCH=amd64 go build -ldflags="-s -w -X github.com/google/syzkaller/prog.GitRevision=b6605ba8b96835063c5eb766c38d27fac98b84d4 -X github.com/google/syzkaller/prog.gitRevisionDate=20251013-102005" -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog mkdir -p ./bin/linux_amd64 g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -DGOOS_linux=1 -DGOARCH_amd64=1 \ -DHOSTGOOS_linux=1 -DGIT_REVISION=\"b6605ba8b96835063c5eb766c38d27fac98b84d4\" /usr/bin/ld: /tmp/ccbwcIRw.o: in function `Connection::Connect(char const*, char const*)': executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x386): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking ./tools/check-syzos.sh 2>/dev/null